India Post — postman asking for money to deliver the passport

Address: Varanasi, Uttar Pradesh, 221002

Shri. Shivpujan pradhan, a postman in varnasi, maidagin office asked for money to deliver the passport at my residence. When i denied to pay any money, he has returned the passport with a reason as unclaimed post. I do not support corruption and i am strictly against it, such behavior is not expected from the office bearer of indian post office. Kindly look into the matter and take suitable action against the culprit.
Tracking id of my item is: pp[protected]in